Abstract: This application discloses a sensing method and apparatus, a terminal, and a network device, and pertains to the field of communication technologies. The sensing method in embodiments of this application includes: determining, by a terminal, a measurement quantity for a sensing signal; and performing, by the terminal, detection on the sensing signal and obtaining a measured value corresponding to the measurement quantity; where the sensing signal is sent by a first network device, and the first network device is a base station.

Abstract: Provided is a system for detecting an anomaly in a multivariate time series that includes at least one processor programmed or configured to receive a dataset of a plurality of data instances, wherein each data instance comprises a time series of data points, determine a set of target data instances based on the dataset, determine a set of historical data instances based on the dataset, generate, based on the set of target data instances, a true value matrix, a true frequency matrix, and a true correlation matrix, generate a forecast value matrix, a forecast frequency matrix, and a forecast correlation matrix based on the set of target data instances and the set of historical data instances, determine an amount of forecasting error, and determine whether the amount of forecasting error corresponds to an anomalous event associated with the dataset of data instances. Methods and computer program products are also provided.

Abstract: The present disclosure provides immune effector cells engineered to express a functional exogenous receptor such as a CAR armored with a tumor homing peptide. The immune effector cells according to the present disclosure have enhanced tumor infiltration and anti-tumor efficacy.

Abstract: A method for generating a layout of a Josephson junction array includes obtaining an original script, in which geometric and action parameters are defined in the original script, the geometric parameters comprise a first structural parameter and a second structural parameter, the action parameters comprise an initial position parameter and a connection parameter; obtaining a first parameter value, a second parameter value, an initial position value, and a connection parameter value; in the original script, respectively assigning the first parameter value, the second parameter value, the initial position value, and the connection parameter value to the first structural parameter, the second structural parameter, the initial position parameter, and the connection parameter, so as to obtain a target script; and performing the target script to obtain a layout of a Josephson junction array having multiple connected Josephson junctions.

Abstract: The application provides a porous negative electrode active material and a preparation method thereof, wherein the porous negative electrode active material includes: a first structure including 0-4 valence silicon elements and metal doping elements, wherein the mass percentage of the silicon elements is not less than 40%, and the mass percentage of the metal doping elements is 1%-15%; the first structure includes a porous structure, and the porous structure includes micropores with a pore diameter of less than 2 nm and mesopores with a pore diameter of 2 nm-50 nm; the first structure further includes silicon grains, and the size of the silicon grains is no more than 10 nm; the adsorption-desorption curve of the porous negative electrode active material has a hysteresis loop, the relative pressure corresponding to the hysteresis loop is 0.4-1, and the adsorption capacity is 5 cm3/g-25 cm3/g.

Abstract: A solid state drive (SSD) includes an NAND memory and an SSD controller. The SSD controller includes an interface coupled to a host machine, a nonvolatile memory controller coupled to the interface, and a processor coupled to the nonvolatile memory controller. The SSD controller is configured to: receive, via the interface, a write command from the host machine; process, by the nonvolatile memory controller, the write command; transmit, from the nonvolatile memory controller to the processor, a system message; process, by the processor according to Zoned Namespaces (ZNS) protocol, the system message; obtain, by the nonvolatile memory controller via the interface, host data for storage from the host machine; and write the host data to the NAND memory based on a result of processing the system message. Processing the system message by the processor and obtaining the host data by the nonvolatile memory controller are executed in parallel.

Abstract: An apparatus and method for preparing high-purity spherical magnesium and/or high-purity magnesium powder are provided. The apparatus includes a vertical furnace body, a heating zone, and a condensing zone, where a periphery of the condensing zone is provided with a first thermal insulation device and a second thermal insulation device sequentially from bottom to top, and each of the first thermal insulation device and the second thermal insulation device is removably arranged; the periphery of the condensing zone is further provided with a liquid cooling device; a gas inlet and a gas outlet are formed in the condensing zone; and an inner wall of the condensing zone is provided with an arrangement structure configured to arrange a collection device. A heating temperature of a material and condensation conditions in the condensing zone are controlled to make an evaporated magnesium vapor condensed on the collection device in the condensing zone.

Abstract: The present disclosure provides a memory device, a semiconductor device, and a method of operating a memory device. A memory device includes a memory cell, a bit line, a word line, a select transistor, a fuse element, and a heater. The bit line is connected to the memory cell. The word line is connected to the memory cell. The select transistor is disposed in the memory cell. A gate of the select transistor is connected to the word line. The fuse element is disposed in the memory cell. The fuse element is connected to the bit line and the select transistor. The heater is configured to heat the fuse element.

Abstract: This application describes systems and methods for facilitating memory access on flash drives. An example method may start with receiving a read command on a flash memory from a host specifying a logic block address (LBA). The flash memory may include a plurality of blocks grouped into a plurality of super blocks, and each of the plurality of blocks may include a plurality of pages. The method may further include determining a zone identification and an LBA offset based on the LBA; determining a flash physical address (FPA) corresponding to the LBA by accessing a mapping table stored in a random access memory (RAM) according to the zone identification and the LBA offset (e.g., the mapping table includes a plurality of FPAs arranged in a plurality of zones corresponding to the plurality of super blocks); and determining a page number and a block identification corresponding to the FPA.

Abstract: A combined catalytic viscosity reducing system includes a catalyst slug, a heat generating system slug, a gas injection slug, and a water-soluble viscosity reducing system slug. The catalyst slug includes 10%-15% of azacarbene iron, 15%-30% of tert-butyl hydroperoxide, 2%-5% of phosphoric acid, 2%-5% of hydrogen donor, and 0.5%-1% of emulsifier agent, and the others are solvent. The heat generating system slug includes 10%-30% of NaNO2, 8%-25% of NH4Cl, and 3%-10% of acid initiator, and the others are water, totaling 100%. The water-soluble viscosity reducing system slug, according to mass percentage, includes 0.2%-0.5% of surfactant and 2%-10% of alkali, and the others are water. The combined catalytic viscosity reducing system can effectively reduce viscosity without injecting steam, and the viscosity reduction rate can reach 96.5%.

Abstract: The present invention provides a crystal of a compound represented by formula I as a 3-hydroxy-5-pregnane-20-one derivative and a preparation method therefor. Specifically, the present invention provides novel crystal forms A-C of the compound represented by formula I and a preparation method therefor. The novel crystal forms of the compound represented by formula I of the present invention have excellent thermal stability and mechanical stability, the preparation process thereof is simple, and the novel crystal forms have an excellent industrial implementation potential.

Abstract: Provided are a gesture interaction method and a gesture interaction system based on artificial reality. The method includes: determining a ray formed from a predetermined position of a hand to a finger joint when four fingers form a fist as an operation indication line, an end point of the ray being on the hand; determining a point of intersection between the operation indication line and a display surface in the artificial reality as a position of an operation icon in the artificial reality; controlling the operation icon to move correspondingly in response to detecting that the four fingers form the fist and move, to move the operation icon in the display surface to a target key; and determining, in response to detecting an action of a thumb of the hand touching an index finger, that the operation icon clicks on the target key to complete an interaction.

Abstract: The present disclosure provides a risk assessment method of water inrush in tunnels constructed in water-rich grounds. The method includes the following steps: simulating a tunnel excavation process by finite element software MIDAS GTS NX and fluid-structure interaction; according to a research method of control variables, analyzing effects of a groundwater level, an elastic modulus and advanced pipe shed grouting on the stability of surrounding rock, and improving an algorithm of a radial basis function (RBF) neural network using a Grey Relation Analysis (GRA)-based Partitioning Around Medoid (PAM) clustering algorithm to assess risks of water inrush occurring in Qingdao area.

Abstract: The electric all-terrain vehicle includes a vehicle frame, a motor, a gearbox, a cargo compartment, a battery pack, a handle assembly and a walking wheel. The motor is arranged on the vehicle frame and located at a rear end of the vehicle frame. The gearbox is arranged on the vehicle frame and located on a first side of the motor, and the gearbox is connected with the motor. The cargo compartment is arranged on the vehicle frame and located above the motor and the gearbox. The battery pack is mounted on a bracket to provide power for the electric all-terrain vehicle. The handle assembly is arranged on the cargo compartment and allows an adjustment of the handle assembly to lock or unlock the cargo compartment from the vehicle frame. The walking wheel is arranged on the vehicle frame and includes a rear wheel connected with the gearbox.

Abstract: Electrical connectors with improved water resistance. A connector may have an outer shell and an inner shell disposed in the outer shell. The inner shell may extend beyond the outer shell in a mating direction. A portion of the inner shell that extends beyond the outer shell in the mating direction may have a surface roughness higher than portions of the inner shell such that a seal can be securely attached to the rough portion of the inner shell. The seal can be made of an adhesive shaped and cured when disposed on the rough portion. The seal can be spaced from the outer shell such that the seal can abut a mating component when the connector is pressed, in the mating direction, against the mating component, blocking ingress of environmental contaminants. The seal may also block any path between the mating ends of the inner and outer shells.

Abstract: A method for cleaning an air conditioner includes: in response to a cleaning instruction, controlling frosting on the surface of a target heat exchanger; after a frosting completion condition is met, controlling defrosting of the frost on the target heat exchanger; and after a defrosting completion condition is met, reducing the surface temperature of the target heat exchanger to a sterilization temperature, and carrying out quick cooling sterilization, wherein the temperature difference between the sterilization temperature and the defrosting temperature during defrosting meets a set temperature change sterilization condition. By a frosting-defrosting process, dirt such as dust on the heat exchanger may be effectively stripped and deep bacteria may be exposed, and then the quick cooling sterilization process may kill the bacteria by utilizing the sharp temperature change during switching from the defrosting process to the quick cooling process. Also disclosed is the air conditioner.

Abstract: The disclosure relates to nanoparticle drug conjugates (NDC) that comprise ultrasmall nanoparticles, folate receptor (FR) targeting ligands, and linker-drug conjugates, and methods of making and using them to treat cancer.

Abstract: An SSD includes an MRAM, an NAND memory, and an SSD controller. The SSD controller is configured to receive first data from a host machine, save the first data to an SSD data buffer, fetch the first data from the SSD data buffer and write the first data to the MRAM via the MRAM controller, determine, by the data allocation circuit based on a characteristic of the first data, whether to save the first data to the MRAM or the NAND memory, and in response to determining saving the first data to the NAND memory, read the first data from the MRAM, write the first data to the NAND memory, and erase the first data from the MRAM.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for speech synthesis. The methods, systems, and apparatus include actions of obtaining an audio representation of speech of a target speaker, obtaining input text for which speech is to be synthesized in a voice of the target speaker, generating a speaker vector by providing the audio representation to a speaker encoder engine that is trained to distinguish speakers from one another, generating an audio representation of the input text spoken in the voice of the target speaker by providing the input text and the speaker vector to a spectrogram generation engine that is trained using voices of reference speakers to generate audio representations, and providing the audio representation of the input text spoken in the voice of the target speaker for output.